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I 93 BT NB4-N ABT over I 93 CONN D & K

Map 

Coordinates:
+42.38083, -71.07667
42°22'51" N, 71°04'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 93 BT NB4-N ABT over I 93 CONN D & K
Structure number:B162813BRDOTNBI
Location:1.9 KM N OF JCT US1&I93
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:138.1 ft. [42.1 m]
Total length:370.1 ft. [112.8 m]
Roadway width between curbs:67.9 ft. [20.7 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2015 

Status:Open, no restriction [A]
Average daily traffic:67,158 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:61.9 tons [56.3 metric tons]
Inventory rating:37.1 tons [33.7 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:87.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,140,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201587.4Functionally obsoleteSatisfactorySatisfactorySatisfactory67158
November 201387.0Functionally obsoleteSatisfactorySatisfactorySatisfactory70994
November 201181.0Functionally obsoleteSatisfactorySatisfactorySatisfactory155000
December 200981.0Functionally obsoleteSatisfactorySatisfactorySatisfactory152000